5121051877 has 2 divisors, whose sum is σ = 5121051878. Its totient is φ = 5121051876.

The previous prime is 5121051857. The next prime is 5121051883. The reversal of 5121051877 is 7781501215.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4106374561 + 1014677316 = 64081^2 + 31854^2 .

It is a cyclic number.

It is not a de Polignac number, because 5121051877 - 2¹⁵ = 5121019109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5121051857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560525938 + 2560525939.

It is an arithmetic number, because the mean of its divisors is an integer number (2560525939).

Almost surely, 2^5121051877 is an apocalyptic number.

It is an amenable number.

5121051877 is a deficient number, since it is larger than the sum of its proper divisors (1).

5121051877 is an equidigital number, since it uses as much as digits as its factorization.

5121051877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19600, while the sum is 37.

The square root of 5121051877 is about 71561.5251165038. The cubic root of 5121051877 is about 1723.6657752090.

The spelling of 5121051877 in words is "five billion, one hundred twenty-one million, fifty-one thousand, eight hundred seventy-seven".